The monster Discovery Channel Telescope (DCT) is now operational at Lowell Observatory, near Flagstaff, Ariz., and it has a busy working life ahead of it. Find out more about this awesome $53 million Lowell Observatory/Discovery Communications project on Sunday (Sept. 9) at 7 p.m. ET/PT when Discovery Channel premiers "Scanning the Skies: The Discovery Channel Telescope."

The monster Discovery Channel Telescope (DCT) is now operational at Lowell Observatory, near Flagstaff, Ariz., and it has a busy working life ahead of it. Find out more about this awesome $53 million Lowell Observatory/Discovery Communications project on Sunday (Sept. 9) at 7 p.m. ET/PT when Discovery Channel premiers "Scanning the Skies: The Discovery Channel Telescope."

For the first time we get a shiver- immersive viewing from the Russian side in this terrible siege. While heavily bombarded they fight against starvation and extreme cold. Hitler thought the job would be done in just a few months but didnt anticipate the Russian people who chose death over surrender.

One scientist is on a quest to answer an ancient mystery: how did the Egyptians perfectly preserve mummies? A terminally ill man offers up his body. Now, for the first time in over a millennium, researchers practice the art of mummification.

One scientist is on a quest to answer an ancient mystery: how did the Egyptians perfectly preserve mummies? A terminally ill man offers up his body. Now, for the first time in over a millennium, researchers practice the art of mummification.

A New York University professor returns from a rescue mission to the Amazon rainforest with the footage shot by a lost team of documentarians who were making a film about the area's local cannibal tribes.

The program which will make you afraid ever to step out of your front door; proof positive that the most harmless activities can prove potentially fatal. A young man goes to plough a field with a friend and ends up with a mysterious foreign object in his brain. Another is on his way to work and finds himself upside down in a field with nearly two metres of fence post in his stomach. And the simple exercise of hanging up a bird feeder turns in to a living nightmare as a woman impales herself on a one and a half metre pole with a vicious hook on the end. But rescue comes in the form of doctors who perform medical miracles and make giant leaps of faith to remove these objects from their patients.